Dueling Network

In July 2017, a security breach occurred on Dueling Network, a website for playing the Yu-Gi-Oh! Trading Card Game online. The breach exposed the personal information of 6,486,626 users, including their names, email addresses, passwords, and IP addresses.

The leak was caused by a vulnerability in the websites software that allowed attackers to gain unauthorized access to the user database. The attackers then stole the data and released it online.

The leak had a significant impact on the online gaming community. Dueling Network is one of the most popular websites for playing Yu-Gi-Oh! online, and the leak exposed the personal information of a large number of its users. The leak also raised concerns about the security of other online gaming websites.